<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>SafeZone防爆 - 防爆龙头企业</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --primary: #e63946;
            --primary-dark: #a4161a;
            --secondary: #1d3557;
            --accent: #f1faee;
            --text-dark: #1a1a1a;
            --text-light: #f5f5f5;
            --border: #d4d4d4;
            --bg-alt: #f8f9fa;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #ffffff;
            color: var(--text-dark);
            overflow-x: hidden;
        }

        /* Header Navigation */
        header {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(29, 53, 87, 0.95);
            backdrop-filter: blur(10px);
            padding: 1rem 2rem;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
        }

        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--accent);
            letter-spacing: -1px;
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }

        .logo::before {
            content: '';
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary) 0%, #ff6b7a 100%);
            border-radius: 8px;
            display: block;
        }

        nav {
            display: flex;
            gap: 2.5rem;
            list-style: none;
        }

        nav a {
            color: var(--accent);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.95rem;
            position: relative;
            transition: color 0.3s ease;
        }

        nav a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width 0.3s ease;
        }

        nav a:hover {
            color: var(--primary);
        }

        nav a:hover::after {
            width: 100%;
        }

        /* Hero Section */
        .hero {
            margin-top: 80px;
            min-height: 100vh;
            background: linear-gradient(135deg, var(--secondary) 0%, #0f2438 100%);
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(230, 57, 70, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            animation: float 20s ease-in-out infinite;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -5%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(29, 53, 87, 0.3) 0%, transparent 70%);
            border-radius: 50%;
            animation: float 25s ease-in-out infinite reverse;
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(30px); }
        }

        .hero-content {
            position: relative;
            z-index: 10;
            text-align: center;
            max-width: 800px;
            padding: 2rem;
            animation: slideInUp 0.8s ease-out;
        }

        @keyframes slideInUp {
            from {
                opacity: 0;
                transform: translateY(40px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero h1 {
            font-size: 3.5rem;
            font-weight: 900;
            margin-bottom: 1rem;
            line-height: 1.2;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .hero .highlight {
            color: var(--primary);
        }

        .hero p {
            font-size: 1.3rem;
            margin-bottom: 2.5rem;
            opacity: 0.95;
            line-height: 1.6;
        }

        .cta-buttons {
            display: flex;
            gap: 1.5rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn {
            padding: 1rem 2.5rem;
            border: 2px solid transparent;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .btn-primary {
            background: var(--primary);
            color: white;
            box-shadow: 0 8px 25px rgba(230, 57, 70, 0.3);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(230, 57, 70, 0.4);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-light);
            border-color: var(--text-light);
        }

        .btn-secondary:hover {
            background: var(--text-light);
            color: var(--secondary);
            transform: translateY(-3px);
        }

        /* Products Section */
        .products {
            padding: 6rem 2rem;
            background: #ffffff;
        }

        .section-container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .section-header {
            text-align: center;
            margin-bottom: 4rem;
            animation: fadeIn 0.6s ease-out;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        .section-header h2 {
            font-size: 2.8rem;
            margin-bottom: 1rem;
            color: var(--secondary);
            font-weight: 900;
        }

        .section-header p {
            font-size: 1.1rem;
            color: #666;
            max-width: 600px;
            margin: 0 auto;
        }

        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2rem;
        }

        .product-card {
            background: var(--bg-alt);
            border-radius: 12px;
            overflow: hidden;
            transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
            border: 1px solid var(--border);
            cursor: pointer;
            animation: cardSlideUp 0.6s ease-out;
            animation-fill-mode: both;
        }

        .product-card:nth-child(1) { animation-delay: 0.1s; }
        .product-card:nth-child(2) { animation-delay: 0.2s; }
        .product-card:nth-child(3) { animation-delay: 0.3s; }

        @keyframes cardSlideUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .product-card:hover {
            transform: translateY(-12px);
            box-shadow: 0 20px 50px rgba(230, 57, 70, 0.15);
            border-color: var(--primary);
        }

        .product-image {
            width: 100%;
            height: 250px;
            background: linear-gradient(135deg, var(--secondary) 0%, #1a3a52 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 4rem;
            color: rgba(255, 255, 255, 0.2);
            position: relative;
            overflow: hidden;
        }

        .product-image::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -50%;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(230, 57, 70, 0.2) 0%, transparent 70%);
            border-radius: 50%;
        }

        .product-content {
            padding: 2rem;
        }

        .product-content h3 {
            font-size: 1.4rem;
            margin-bottom: 0.8rem;
            color: var(--secondary);
        }

        .product-content p {
            color: #666;
            line-height: 1.6;
            margin-bottom: 1.5rem;
        }

        .product-features {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-bottom: 1.5rem;
        }

        .feature {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            font-size: 0.9rem;
            color: #666;
        }

        .feature::before {
            content: '✓';
            color: var(--primary);
            font-weight: bold;
            font-size: 1.2rem;
        }

        /* About Section */
        .about {
            padding: 6rem 2rem;
            background: linear-gradient(180deg, #ffffff 0%, var(--bg-alt) 100%);
        }

        .about-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }

        .about-content h2 {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            color: var(--secondary);
            font-weight: 900;
        }

        .about-content p {
            font-size: 1.05rem;
            line-height: 1.8;
            color: #555;
            margin-bottom: 1.5rem;
        }

        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .about-feature {
            background: white;
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 4px solid var(--primary);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
        }

        .about-feature h4 {
            color: var(--secondary);
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }

        .about-feature p {
            font-size: 0.95rem;
            color: #666;
            margin: 0;
        }

        .about-image {
            width: 100%;
            height: 400px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 6rem;
            color: rgba(255, 255, 255, 0.2);
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(230, 57, 70, 0.2);
        }

        .about-image::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 30% 70%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
        }

        /* Stats Section */
        .stats {
            padding: 4rem 2rem;
            background: var(--secondary);
            color: var(--text-light);
        }

        .stats-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
        }

        .stat-item {
            text-align: center;
            padding: 2rem;
            animation: statCount 0.8s ease-out;
        }

        @keyframes statCount {
            from {
                opacity: 0;
                transform: scale(0.8);
            }
            to {
                opacity: 1;
                transform: scale(1);
            }
        }

        .stat-number {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }

        .stat-label {
            font-size: 1rem;
            opacity: 0.9;
        }

        /* Footer */
        footer {
            background: #1a1a1a;
            color: var(--text-light);
            padding: 3rem 2rem 1.5rem;
        }

        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-section h3 {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            color: var(--primary);
        }

        .footer-section ul {
            list-style: none;
        }

        .footer-section ul li {
            margin-bottom: 0.8rem;
        }

        .footer-section ul li a {
            color: #aaa;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-section ul li a:hover {
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid #333;
            padding-top: 2rem;
            text-align: center;
            color: #888;
        }

        /* Responsive Design */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 2.5rem;
            }

            .section-header h2 {
                font-size: 2rem;
            }

            .about-container {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .stats-container {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            nav {
                gap: 1rem;
                font-size: 0.85rem;
            }

            .hero h1 {
                font-size: 2rem;
            }

            .hero p {
                font-size: 1rem;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }

            .products-grid {
                grid-template-columns: 1fr;
            }

            .stats-container {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-container {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .about-features {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 480px) {
            header {
                padding: 0.8rem 1rem;
            }

            .header-container {
                flex-direction: column;
                gap: 1rem;
            }

            nav {
                flex-direction: column;
                gap: 0.5rem;
                text-align: center;
            }

            .hero {
                margin-top: 150px;
            }

            .hero h1 {
                font-size: 1.5rem;
            }

            .hero p {
                font-size: 0.95rem;
            }

            .btn {
                padding: 0.8rem 1.5rem;
                font-size: 0.9rem;
            }

            .section-header h2 {
                font-size: 1.5rem;
            }

            .products {
                padding: 3rem 1rem;
            }

            .about {
                padding: 3rem 1rem;
            }

            .stats-container {
                grid-template-columns: 1fr;
                gap: 1rem;
            }

            .stat-item {
                padding: 1rem;
            }
        }
    </style>
</head>
<body>
    <!-- Header Navigation -->
    <header>
        <div class="header-container">
            <div class="logo">SafeZone防爆</div>
            <nav>
                <a href="#home">首页</a>
                <a href="#products">产品</a>
                <a href="#about">关于</a>
                <a href="#contact">联系</a>
            </nav>
        </div>
    </header>

    <!-- Hero Section -->
    <section class="hero" id="home">
        <div class="hero-content">
            <h1>防爆龙头企业<br><span class="highlight">安全第一，品质保证</span></h1>
            <p>专业防爆设备制造商，为危险区域提供可靠的安全解决方案</p>
            <div class="cta-buttons">
                <button class="btn btn-primary" onclick="handleLearnMore()">了解更多</button>
                <button class="btn btn-secondary" onclick="handleContact()">联系我们</button>
            </div>
        </div>
    </section>

    <!-- Products Section -->
    <section class="products" id="products">
        <div class="section-container">
            <div class="section-header">
                <h2>核心产品</h2>
                <p>为您提供高质量、符合国际标准的防爆设备和解决方案</p>
            </div>
            <div class="products-grid">
                <div class="product-card" onclick="selectProduct(0)">
                    <div class="product-image">🔐</div>
                    <div class="product-content">
                        <h3>防爆配电箱</h3>
                        <p>符合GB3836等国际标准，适用于石油、化工等高危区域。</p>
                        <div class="product-features">
                            <div class="feature">IP66防护等级</div>
                            <div class="feature">隔爆型设计</div>
                            <div class="feature">模块化配置</div>
                        </div>
                        <button class="btn btn-primary" style="width: 100%;">查看详情</button>
                    </div>
                </div>
                <div class="product-card" onclick="selectProduct(1)">
                    <div class="product-image">⚡</div>
                    <div class="product-content">
                        <h3>防爆电机</h3>
                        <p>高效节能，性能稳定，广泛应用于工业生产环节。</p>
                        <div class="product-features">
                            <div class="feature">效率高达98%</div>
                            <div class="feature">散热性能优异</div>
                            <div class="feature">噪音低</div>
                        </div>
                        <button class="btn btn-primary" style="width: 100%;">查看详情</button>
                    </div>
                </div>
                <div class="product-card" onclick="selectProduct(2)">
                    <div class="product-image">💡</div>
                    <div class="product-content">
                        <h3>防爆照明灯具</h3>
                        <p>LED高亮度照明，寿命长，能耗低，防爆等级高。</p>
                        <div class="product-features">
                            <div class="feature">LED光源寿命长</div>
                            <div class="feature">节能环保</div>
                            <div class="feature">防腐蚀材质</div>
                        </div>
                        <button class="btn btn-primary" style="width: 100%;">查看详情</button>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Stats Section -->
    <section class="stats">
        <div class="stats-container">
            <div class="stat-item">
                <div class="stat-number" data-target="50">50+</div>
                <div class="stat-label">合作企业</div>
            </div>
            <div class="stat-item">
                <div class="stat-number" data-target="200">200+</div>
                <div class="stat-label">成功案例</div>
            </div>
            <div class="stat-item">
                <div class="stat-number" data-target="30">30+</div>
                <div class="stat-label">研发团队</div>
            </div>
            <div class="stat-item">
                <div class="stat-number" data-target="99">99%</div>
                <div class="stat-label">客户满意度</div>
            </div>
        </div>
    </section>

    <!-- About Section -->
    <section class="about" id="about">
        <div class="section-container">
            <div class="about-container">
                <div class="about-content">
                    <h2>关于SafeZone</h2>
                    <p>SafeZone防爆是国内领先的防爆设备制造企业，致力于为石油、化工、煤矿等危险区域提供安全、可靠的防爆解决方案。</p>
                    <p>我们拥有20年以上的行业经验，通过持续的技术创新和品质管理，赢得了众多国际认证和客户信任。</p>

                    <div class="about-features">
                        <div class="about-feature">
                            <h4>🏆 行业认证</h4>
                            <p>获得GB3836、ATEX等国际防爆认证</p>
                        </div>
                        <div class="about-feature">
                            <h4>🔬 技术创新</h4>
                            <p>拥有自主研发团队和专利技术</p>
                        </div>
                        <div class="about-feature">
                            <h4>📦 完整方案</h4>
                            <p>提供从设计到安装的全套解决方案</p>
                        </div>
                        <div class="about-feature">
                            <h4>🌍 全球服务</h4>
                            <p>在25个国家拥有服务网络</p>
                        </div>
                    </div>
                </div>
                <div class="about-image">🏭</div>
            </div>
        </div>
    </section>

    <!-- Contact Section -->
    <section id="contact" style="padding: 6rem 2rem; background: var(--bg-alt);">
        <div class="section-container" style="text-align: center;">
            <h2 style="font-size: 2.5rem; margin-bottom: 1rem; color: var(--secondary); font-weight: 900;">联系我们</h2>
            <p style="font-size: 1.1rem; color: #666; margin-bottom: 3rem;">我们的团队随时准备为您服务</p>

            <div style="display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; margin-bottom: 3rem;">
                <div style="padding: 2rem; background: white; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.05);">
                    <h3 style="color: var(--primary); margin-bottom: 0.8rem;">📞 电话</h3>
                    <p style="color: #666;">+86 10 5678 9999</p>
                </div>
                <div style="padding: 2rem; background: white; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.05);">
                    <h3 style="color: var(--primary); margin-bottom: 0.8rem;">📧 邮箱</h3>
                    <p style="color: #666;">info@safezone.com</p>
                </div>
                <div style="padding: 2rem; background: white; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.05);">
                    <h3 style="color: var(--primary); margin-bottom: 0.8rem;">📍 地址</h3>
                    <p style="color: #666;">北京市朝阳区安全路168号</p>
                </div>
            </div>

            <form style="max-width: 500px; margin: 0 auto; padding: 2rem; background: white; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.05);">
                <input type="text" placeholder="您的姓名" style="width: 100%; padding: 0.8rem; margin-bottom: 1rem; border: 1px solid var(--border); border-radius: 4px; font-size: 1rem;" required>
                <input type="email" placeholder="您的邮箱" style="width: 100%; padding: 0.8rem; margin-bottom: 1rem; border: 1px solid var(--border); border-radius: 4px; font-size: 1rem;" required>
                <textarea placeholder="留言内容" rows="4" style="width: 100%; padding: 0.8rem; margin-bottom: 1rem; border: 1px solid var(--border); border-radius: 4px; font-size: 1rem; font-family: inherit;" required></textarea>
                <button class="btn btn-primary" style="width: 100%;">发送留言</button>
            </form>
        </div>
    </section>

    <!-- Footer -->
    <footer>
        <div class="footer-container">
            <div class="footer-section">
                <h3>公司</h3>
                <ul>
                    <li><a href="#">关于我们</a></li>
                    <li><a href="#">新闻中心</a></li>
                    <li><a href="#">招聘信息</a></li>
                    <li><a href="#">合作伙伴</a></li>
                </ul>
            </div>
            <div class="footer-section">
                <h3>产品</h3>
                <ul>
                    <li><a href="#">防爆配电箱</a></li>
                    <li><a href="#">防爆电机</a></li>
                    <li><a href="#">防爆照明</a></li>
                    <li><a href="#">定制方案</a></li>
                </ul>
            </div>
            <div class="footer-section">
                <h3>服务</h3>
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